fmt Parallel.hs, rm useless yield
fmt Parallel.hs, rm useless yield

Ignore-this: efa8c90708ef90fd38861ee5e0680c98

darcs-hash:20090117205643-f7719-d2682aacd7d24bbd5760d25c8e94e9a3fe0454fd

gwern/mueval,bitemyapp/mueval